MS3116F22-55P is a straight plug connector from the Amphenol MIL-DTL-26482 Series I family, designed for high-density circular connector applications. It features a size 22 shell with 55 #20 contacts arranged in a specific layout, utilizing crimp contact technology for reliable electrical connections. The connector incorporates an aluminum alloy shell with environmental sealing capabilities, providing rugged construction suitable for military, aerospace, and industrial environments. The F endbell designation indicates an environmental, non-clamp configuration, while the bayonet coupling mechanism enables quick-disconnect mating and unmating. This connector is intermateable with ITT Cannon and Souriau connectors meeting MIL-DTL-26482 specifications, making it ideal for power distribution, telecommunications, sensors, and motion control applications requiring robust, high-contact-density interconnections.